Rank	Countries/Territories	Count	Percent
1	United States	331	36.5%
2	China	213	23.5%
3	Germany	117	12.9%
4	Turkey	37	4.1%
5	Saudi Arabia	36	4%
6	Japan	33	3.6%
7	India	26	2.9%
8	Italy	23	2.5%
9	Netherlands	10	1.1%
10	Canada	10	1.1%
11	France	8	0.9%
12	Belgium	7	0.8%
13	Cyprus	5	0.6%
14	Sweden	5	0.6%
15	Switzerland	4	0.4%
16	Singapore	4	0.4%
17	Pakistan	4	0.4%
18	United Kingdom	4	0.4%
19	Australia	4	0.4%
20	Ireland	3	0.3%
21	Portugal	3	0.3%
22	Taiwan	3	0.3%
23	Iran, Islamic Republic of	2	0.2%
24	Brazil	2	0.2%
25	Austria	1	0.1%
26	Bangladesh	1	0.1%
27	Argentina	1	0.1%
28	Greece	1	0.1%
29	Hong Kong	1	0.1%
30	Malaysia	1	0.1%
31	Mongolia	1	0.1%
32	Russia	1	0.1%
33	New Zealand	1	0.1%
34	Norway	1	0.1%
35	Ukraine	1	0.1%
36	Yemen	1	0.1%